Encyclopedias, Almanacs, Transcripts, and Maps
- Cthulhu Mythos
- Cuadernos de Parapsicologia Journal
- Cubic Equations
- Cubic Equations
- Cuckoo-Shrikes: Campephagidae
- Cuckoos
- Cuckoos
- Cuckoos, Anis, and Roadrunners: Cuculiformes
- Cuddon, Eric (1905-)
- Cufos
- Cuisinier, Jeanne A(dele) L(ucie)(1890-?)
- Culpepper, Nicolas (1616-1654)
- Cultural Lag
- Culture and Particle Physics
- Cuma
- Cumaceans: Cumacea
- Cummins, Geraldine Dorothy (1890-1969)
- Cunningham, Donna
- Cunningham, Scott (1956-1993)
- Curassows, Guans, and Chachalacas: Cracidae